GestureLongPressCancelCallback typedef Null safety
Callback signature for LongPressGestureRecognizer.onLongPressCancel.
Called when the pointer that previously triggered a GestureLongPressDownCallback will not end up causing a long-press.
See also:
- GestureDetector.onLongPressCancel, which matches this signature.
Implementation
typedef GestureLongPressCancelCallback = void Function();